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Anything interesting. We usually prefer to keep it away from Pokemon discussion though - especially Pokemon battling related. You can theorymon on the main Pokemon boards.
social groups are good for this too if you know people who want to do this with you - other than that, irc and the sim are good places to chat with others for this kind of stuff
social groups are good for this too if you know people who want to do this with you - other than that, irc and the sim are good places to chat with others for this kind of stuff